Mike, N. (2015). Structured Data: Tree constructing and programming dynamics. IRA-International Journal of Technology & Engineering, 1(1), 7-11. https://www.airitilibrary.com/Article/Detail?DocID=P20160719004-201511-201607300045-201607300045-7-11
Chen, S. (2000). Regression Trees with Genetic Programming [master's thesis, Yuan Ze University]. Airiti Library. https://www.airitilibrary.com/Article/Detail?DocID=U0009-0112200611313174